N-[1,2-Dihydro-2-oxo-1-(5-O-phosphono-β-D-arabinofuranosyl)-4-pyrimidinyl]hexadecanamide

N-[1,2-Dihydro-2-oxo-1-(5-O-phosphono-β-D-arabinofuranosyl)-4-pyrimidinyl]pentadecanamide

N-[1,2-Dihydro-2-oxo-1-(5-O-phosphono-β-D-arabinofuranosyl)-4-pyrimidinyl]nonadecanamide

N-[1,2-Dihydro-2-oxo-1-(5-O-phosphono-β-D-arabinofuranosyl)-4-pyrimidinyl]octadecanamide

Uridine, N,N-dimethyladenylyl-(3′→5′)-

Uridine, N-methyladenylyl-(3′→5′)-

Uridine, N-(3-methyl-2-butenyl)adenylyl-(3′→5′)-

Pyrimido[2,1-i]purin-9(3H)-imine, 3-(3,5-O-phosphinico-β-D-ribofuranosyl)-

3-(5-O-Phosphono-β-D-ribofuranosyl)pyrimido[2,1-i]purin-9(3H)-imine

Adenosine, 2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-

N-[1-[2-Deoxy-5-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-threo-pentofuranosyl]-1,4-dihydro-5-methyl-4-oxo-2-pyrimidinyl]-4-methylbenzenesulfonamide

N-[1-(2-Deoxy-β-D-threo-pentofuranosyl)-1,4-dihydro-5-methyl-4-oxo-2-pyrimidinyl]-4-methylbenzenesulfonamide

N-[1-[2-Deoxy-5-O-(triphenylmethyl)-β-D-threo-pentofuranosyl]-1,4-dihydro-5-methyl-4-oxo-2-pyrimidinyl]-4-methylbenzenesulfonamide

N-(1-β-D-Arabinofuranosyl-1,4-dihydro-4-oxo-2-pyrimidinyl)-4-methylbenzenesulfonamide

3-Pyridinecarboxamide, 2-[[(4-amino-1-β-D-arabinofuranosyl-2(1H)-pyrimidinylidene)amino]sulfonyl]-N,N-dimethyl-

N-(4-Amino-1-β-D-arabinofuranosyl-2(1H)-pyrimidinylidene)-4-methylbenzenesulfonamide

N-[1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-2-methyl-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]benzamide

N-[1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-2-methyl-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]benzamide

N-[1-(2-Deoxy-2-methyl-β-D-arabinofuranosyl)-1,2-dihydro-2-oxo-4-pyrimidinyl]benzamide

Benzamide, N-[1-[2-deoxy-2-methyl-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]-